Question

(5 la puterea a 8 ) la puterea a 3 : 5 la puterea 23 x [265-(50:5 la puterea a 2 + 2 ) x 65 ]

Answer 1

$(5^8)^3:5^{23}*[265-(50:5^2+2)*65]= \\\\ = 5^{24}:5^{23}*[265-(50:25+2)*65]= \\\\ = 5* [265-(2+2)*65]= \\\\ = 5*(265-4*65)= \\\\ =5*(265-260)= \\\\= 5*5 = \\\\ =\boxed{25}$